Lens oil removing agent and preparation method thereof
A degreaser and lens technology, which is applied in chemical instruments and methods, detergent compounding agents, detergent compositions, etc., can solve the problems of oily stains on the lens surface, blurred use of VR glasses, and oil stains that cannot be effectively wiped off, etc., to achieve Easy to operate, effective in removing oil stains
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preparation example Construction
[0015] The present invention provides a kind of preparation method of lens degreasing agent, wherein, described preparation method comprises:
[0016] 1) mixing starch with water to prepare starch paste;
[0017] 2) Add sodium trimetaphosphate to the starch paste prepared above, add lye to adjust the pH to 8-12, place it at a temperature of 40-60°C for 2-5 hours, and then mix the above paste liquid Grinding after drying to obtain modified starch powder;
[0018] 3) mixing the modified starch powder prepared above with ethanol to obtain a modified starch paste;
[0019] 4) Add monoethanolamine, sodium nitrate, cocoic acid diethanolamide and ethylenediaminetetraacetic acid to the modified starch paste prepared above to prepare a lens degreasing agent.
[0020] In the present invention, starch and water are mixed to obtain starch paste, and then sodium trimetaphosphate is added to the above-mentioned starch paste. Mix with ethanol, then add monoethanolamine, sodium nitrate, co...
Embodiment 1
[0031] 1) mixing 1 part by weight of starch with 100 parts by weight of water to prepare a starch paste;
[0032] 2) After adding 5 parts by weight of sodium trimetaphosphate to 100 parts by weight of the starch paste prepared above, add a saturated solution of sodium hydroxide to adjust the pH to 8, place it at a temperature of 40° C. for 2 hours, and then Grinding the above pasty liquid after drying to obtain modified starch powder;
[0033] 3) 30 parts by weight of the modified starch powder obtained above are mixed with 100 parts by weight of ethanol by ultrasonic vibration to obtain a modified starch paste;
[0034] 4) Add 10 parts by weight of monoethanolamine and 5 parts by weight of sodium nitrate to 100 parts by weight of modified starch paste and stir and mix to prepare mixture M1;
[0035] 5) Add 20 parts by weight of cocoic acid diethanolamide and 10 parts by weight of ethylenediaminetetraacetic acid to the mixture M1, and then stir and mix at a temperature of 60°...
Embodiment 2
[0037] 1) mixing 10 parts by weight of starch with 100 parts by weight of water to prepare starch paste;
[0038] 2) After adding 15 parts by weight of sodium trimetaphosphate to 100 parts by weight of the starch paste prepared above, add a saturated solution of sodium hydroxide to adjust the pH to 12, place it at a temperature of 60° C. for 5 hours, and then Grinding the above pasty liquid after drying to obtain modified starch powder;
[0039] 3) The modified starch powder of 70 parts by weight obtained above is mixed with the ethanol ultrasonic vibration of 100 parts by weight to obtain a modified starch paste;
[0040] 4) Add 40 parts by weight of monoethanolamine and 15 parts by weight of sodium nitrate to 100 parts by weight of modified starch paste and stir and mix to prepare mixture M1;
[0041] 5) Add 40 parts by weight of cocoic acid diethanolamide and 30 parts by weight of ethylenediaminetetraacetic acid to the mixture M1, and stir and mix at a temperature of 80° C...
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